Colorful Blocks — Lectora Template. The eLearning interaction would be a great choice to check learner’s knowledge. It contains six clickable objects designed as colorful blocks with texts inside. The user must click on each of them to reveal the additional information. The template is designed with Lectora 18 tool. All that remains for you is to fill it with your own educational materials. Trivantis Lectora templates are among the most popular elearning samples and are widely used by elearning beginners and professionals.